wifi: fix wrong comments
wifi: fix wrong comments

The annotations on MACRO were wrong. I changed to correspond to accurate
BIT calculation.

Change-Id: I423e2c424471c83b3a4d2489ab6acd61830255cc
Signed-off-by: Junhwan Park <7fee488b6f78fc50b291ffc7d10428788977e877@samsung.com>

JunhwanPark/TizenRT,JunhwanPark/TizenRT,JunhwanPark/TizenRT,JunhwanPark/TizenRT,JunhwanPark/TizenRT,JunhwanPark/TizenRT